CN109607233A - A kind of new bucket wheel blending reclaimer trolley driving wirerope balance mode and its device - Google Patents
A kind of new bucket wheel blending reclaimer trolley driving wirerope balance mode and its device Download PDFInfo
- Publication number
- CN109607233A CN109607233A CN201811513975.9A CN201811513975A CN109607233A CN 109607233 A CN109607233 A CN 109607233A CN 201811513975 A CN201811513975 A CN 201811513975A CN 109607233 A CN109607233 A CN 109607233A
- Authority
- CN
- China
- Prior art keywords
- trolley
- wirerope
- fixed
- reel
- counterbalance drums
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/16—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with rotary pick-up conveyors
- B65G65/20—Paddle wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The present invention relates to a kind of new bucket wheel blending reclaimer trolley driving wirerope balance modes and its device, including drive system, wirerope, alter course support roller, counterbalance drums I, counterbalance drums II, drive system is by motor, shaft coupling, brake, speed reducer, gear pair, drive reel composition, it is fixed on one end of gantry crossbeam, changed course support roller dispersion is fixed on gantry crossbeam, trolley is walked along gantry crossbeam, counterbalance drums I and counterbalance drums II is fixed on the both ends of trolley, trolley rear end is connected through counterbalance drums I with driving reel by wirerope, again through changed course support roller around the other end of gantry crossbeam, it is connected with the counterbalance drums II of trolley front end.The present invention can rationally improve the producing balanced forces situation of trolley driving wirerope, and trolley is allow by unbalance loading, not run smoothly, and improve the safety and stability of equipment, reduce maintenance cost, extend equipment life.
Description
Technical field
The present invention relates to a kind of bucket wheel blending reclaimers, more particularly to a kind of new bucket wheel blending reclaimer trolley to drive steel
Cord balance mode and its device belong to the bulk material conveying equipment field in operation transport.
Background technique
Bucket wheel blending reclaimer is a kind of homogenizing stock yard that the departments such as steel, building materials, nonferrous metallurgy, chemical industry are widely applied
Large-scale bulk material conveying equipment, which is and the matching used blending yard raw material processing device of mixed-windrowed locomotive.Bucket wheel mixes
Reclaimer is by components such as bucket-wheel mechanism, gantry crossbeam, gantry belt feeder, drivers' cab, trolley, harrow frame, running mechanism, trolley drivings
Composition, wherein the devices such as bucket-wheel mechanism and harrow frame are the core component of feeding, they are carried big along gantry by trolley body
Track on beam is back and forth walked, it is seen then that trolley can even running, be directly related to the safety and stability of complete machine.
There are mainly two types of the drivings of bucket wheel blending reclaimer trolley: one is chain gear transmissions, and one is reel steel wire ropes
Transmission.Roller steel wire rope drive is trolley under the tractive force effect of wirerope, is moved back and forth on gantry crossbeam, wirerope
Tractive force from driving reel.In traditional trolley driving design, such as one kind disclosed in patent CN200820222565.4
The winding plant of two-way winding wire ropes, is all two independent wirerope-winding reels, and rope end is fixed on reel by pressing plate
Two changed course pulleys, two drives are respectively arranged at trolley both ends in monosymmetric position, a winding outside, a winding inside
The wheel that dynamic wirerope is respectively wound around both ends slides onto, and driving reel passes through the reciprocal row of positive and negative rotation folding and unfolding rope trolley
It walks, pulley is adjusted according to both sides tightness of steel wire rope rotation, makes two wirerope producing balanced forces, but this arrangement pulley wheels are by radial direction
Power is larger, is easy card resistance after a period of use, and it is blunt to rotate, and causes wirerope both sides unbalance stress, so as to cause trolley race
Partially, rail is gnawed, then the case where how changing existing wirerope unbalance stress is problem more in the urgent need to address at present.
Patent CN201520428892.5 provides a kind of trolley traction mechanism of bridge-type blending reclaimer, including two steel wires
Rope, driving device and two balancing devices, driving device are fixedly mounted on one end of bridge girder, and two balancing devices are separately mounted to
On the firm banking at bucket wheel trolley frame both ends, the balancing device includes balancing stand and counter-jib, and balancing stand is equipped with rectangle
Balance arm aperture, balance arm aperture outer dimension match with rectangular opening, and counter-jib setting is in the middle part of counter-jib and flat in balance arm aperture
Weighing, frame is hinged, and wirerope-winding agrees to that the both ends of wirerope are connected to the counter-jib at bucket wheel trolley frame both ends on reel
On, winding direction of two wirerope on reel is identical, and is arranged in parallel along bridge girder length direction.The technology still falls within biography
The trolley of system drives design, though there is improvement in the degree of balance of carriage walking, wirerope belongs to trolley frame and its counter-jib
Rigid connection will cause balancing stand deformation, and the harmony of trolley and wirerope stress is easy by broken in use for some time
Bad, inadequate so as to cause the tensile force of wirerope, easy to skid, the row's of even resulting in rope is chaotic, interlocks or winds, that is, not
There are the winding and equilibrium problem for preferably solving wirerope.
Summary of the invention
In order to solve the above problem in traditional trolley driving, the present invention provides a kind of new bucket wheel blending reclaimer is small
Vehicle drives wirerope balance mode and its device, can solve wirerope unbalance stress, mutually winding, trolley rotation skidding, card resistance,
Sideslip gnaws the problems such as rail, can effectively ensure the safety and stability of trolley or even complete machine.
Technical solution provided by the invention is as follows:
A kind of new bucket wheel blending reclaimer trolley driving steel wire rope balancing device, which is characterized in that including drive system, steel wire
Rope, changed course support roller, counterbalance drums I, counterbalance drums II, drive system is by motor, shaft coupling, brake, gear reducer, gear are secondary,
Reel composition is driven, one end of gantry crossbeam is fixed on, changed course support roller dispersion is fixed on gantry crossbeam, and trolley is along gantry crossbeam
Walking, counterbalance drums I and counterbalance drums II are fixed on the both ends of trolley, and trolley rear end is by wirerope through counterbalance drums I and driving
Reel is connected, then is connected around the other end of gantry crossbeam with the counterbalance drums II of trolley front end through changed course support roller.
Further, the drive system of bucket wheel blending reclaimer is motor, shaft coupling, brake, gear reducer, gear
Secondary, driving reel one transmission mechanism of the six directions, wherein motor traction drive spool motion, passes through the power of shaft coupling and speed reducer
The braking axis connection of input shaft and brake, speed reducer is set between motor and driving reel, with power output shaft and gear pair
It is connect with driving reel, wirerope enters driving reel winding from upper and lower respectively.
Further, the speed reducer is three-level cylindricality gear reduction unit；The motor can be by PCL or frequency conversion control
Device processed drives.
Further, one end of gantry crossbeam is arranged in driving reel, passes through positive and negative rotation winding wire ropes trailer wagon
It back and forth walks on gantry crossbeam.
Further, there are two bearing blocks by counterbalance drums I or counterbalance drums II, connect two volumes by an axis
Cylinder, reel and axis use key connection, and double row self aligning spherical roller bearing is configured in bearing block, and wirerope passes through just counter-clockwise difference
Winding reel three is fixed after enclosing with pressing plate.There are two types of structure types for counterbalance drums: one is two bearing blocks to be placed in the two of axis
Outboard end, two reels are placed in the intermediate position of axis, and wirerope by just winding reel in the one end for leaning on bearing block counterclockwise
It is fixed with pressing plate, such as counterbalance drums I；Another kind is two inner ends that two bearing blocks are placed in axis, and two reels are still placed in
The intermediate position of axis, wirerope are also such as to put down by the way that just winding reel is leaning on one end of bearing block to be fixed with pressing plate counterclockwise
Weigh reel II.As a kind of completely new structure type, counterbalance drums replace pulley, solve by the new canoe of wirerope
The phenomenon that wirerope unbalance stress.
Further, wirerope has 4, be divided into it is two long two short, two long wirerope on the outside along driving reel from it is inner to
Outer winding 3 is enclosed and is fixed with pressing plate, is passed through through pulley and is arrived counterbalance drums II on the inside of gantry crossbeam, when two long wirerope need positive and negative
Needle is fixed after winding three circles again respectively with pressing plate；Two straps interior lateral edge driving reel wind from outside to inside 3 circles and with press
Plate is fixed, and counterbalance drums I is directly arrived, and two straps are fixed after also just winding three circles again respectively counterclockwise with pressing plate.So peace
After dress winding, when driving reel to rotate clockwise, strap is take-up, and long wirerope is cable laying, and trolley is to driving direction
Walking, counterclockwise then conversely, i.e. strap is cable laying, long wirerope is take-up, and trolley is walked in the opposite direction.If same
The rope capacity difference on side causes an elder generation tight, then counterbalance drums can be rotated because of the power by pilled-in selvedge wirerope, until
Tensioner, counterbalance drums stop operating two wirerope simultaneously, and trolley just starts to walk.
In the present invention, driving wirerope drives design unlike traditional trolley, directly connects trolley by 2 wirerope,
But become 4 from 2, and the changed course winding of wirerope horizontal direction is avoided, it, will not be to trolley list when driving spool turns
While there is direct impact, counterbalance drums, which can be freely rotated, plays the role of preload to wirerope, until both sides wirerope is opened simultaneously
Tightly, carriage walking can just be dragged.
The new structure design of the present invention, in every wirerope there are in the case where hauled load difference, energy Fast-Balance is each
The force-bearing situation of wirerope will not cause part wirerope is outstanding hold, dash forward because of trolley travelling to different location or because of the difference of rate
So draw high jump, mutually wind the phenomenon that, ensured the safety of trolley and complete machine and the stability of runnability, maximize
Ground avoids the generation of safety accident.
In summary, beneficial effects of the present invention mainly have: first is that rationally improving trolley by designing new structure type
The producing balanced forces situation for driving wirerope, allows trolley by unbalance loading, not run smoothly, improves the safety and stabilization of equipment
Property；Second is that the consumption for leading to abrasion and standby redundancy caused by gnawing rail etc. as unbalance loading can be reduced, equipment productivity is improved, is reduced
Maintenance time and cost；Third is that eliminating the internal stress of component after stable equipment operation, the service life of equipment can be greatly prolonged；
Fourth is that the accurate control of trolley driving may be implemented by the application of new wirerope balance mode and PLC, frequency-variable controller
System.
Detailed description of the invention
Fig. 1 is trolley driving mechanism main view of the invention.
Fig. 2 is trolley driving mechanism top view of the invention.
Fig. 3 is the structural schematic diagram of counterbalance drums I of the invention.
Fig. 4 is the structural schematic diagram of counterbalance drums II of the invention.
Fig. 5 is drive system partial enlarged view of the invention.
Fig. 6 is drive system partial enlarged view of the invention.
Wherein, 1 drive system；2 counterbalance drums I；3 changed course support rollers；4 trolleies；5 counterbalance drums II；6 wirerope；7 gantries are big
Beam；8 bearing blocks；9 axises one；10 reels；11 axises two；12 motors；13 shaft couplings；14 brakes；15 speed reducers；16 drive
Movable reel.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawings and examples, embodiment be intended to illustrate invention without
It is limitation of the invention further, such as without departing from design spirit of the invention, those of ordinary skill in the art are to present invention side
Various modifications that case is made, improvement, retouching each fall within the range that claims of the present invention determines.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of new bucket wheel blending reclaimer trolley drives steel wire rope balancing device, including drives
Dynamic system (1), wirerope (6), changed course support roller (3), counterbalance drums I(2), counterbalance drums II(5), drive system (1) is by motor
(12), shaft coupling (13), brake (14), speed reducer (15), gear pair, driving reel (16) composition, are fixed on gantry crossbeam
(7) one end, changed course support roller (3) dispersion are fixed on gantry crossbeam (7), and trolley is walked along gantry crossbeam (7), counterbalance drums I
(2) and counterbalance drums II(5) be fixed on the both ends of trolley, trolley rear end is rolled up by wirerope (6) through counterbalance drums I(2) and driving
Cylinder (16) is connected, then through changed course support roller (3) around the other end of gantry crossbeam (7), the counterbalance drums II(5 with trolley front end) phase
Even.
The drive system (1) of bucket wheel blending reclaimer is motor (12), shaft coupling (13), brake (14), speed reducer
(15), gear pair, drive reel (16) one transmission mechanism of the six directions, wherein motor (12) traction drive reel (16) move, lead to
The power input shaft of shaft coupling (13) and speed reducer (15) and the braking axis connection of brake (14) are crossed, speed reducer (15) is set to electricity
Between machine (12) and driving reel (16), it is connect with power output shaft and gear pair with driving reel (16), wirerope (6) is respectively
Enter driving reel (16) winding from upper and lower.The speed reducer (15) is three-level cylindricality gear reduction unit；Motor (12) can be by
PCL or frequency-variable controller drive.
It drives reel (16) to be arranged in one end of gantry crossbeam (7), is existed by positive and negative rotation winding wire ropes (6) trailer wagon
Gantry crossbeam is back and forth walked on (7).Counterbalance drums I(2) or counterbalance drums II(5) there are two bearing block (8), pass through an axis
Two reels, reel and axis are connected using being keyed, double row self aligning spherical roller bearing, wirerope (6) are configured in bearing block (8)
It is fixed after reel three encloses with pressing plate by just winding respectively counterclockwise.Counterbalance drums I(2) it is that two bearing blocks (8) are placed in axis
Two outboard ends of one (9), two reels are placed in the intermediate position of axis one (9), and wirerope (6) by just winding reel counterclockwise
It is fixed in one end by bearing block (8) with pressing plate；Counterbalance drums II(5) it is that two bearing blocks (8) are placed in the two of axis two (11)
Inner end, two reels are still placed in the intermediate position of axis two (11), and wirerope (6) is also by the way that just winding reel exists counterclockwise
One end by bearing block (8) is fixed with pressing plate.
Wirerope (6) has 4, wirerope (6) be divided into it is two long two short, by Fig. 4, Fig. 5 as it can be seen that two long wirerope edge on the outside
Driving reel (16) winds 3 from inside to outside and encloses and fixed with pressing plate, passes through through pulley and arrives counterbalance drums II on the inside of gantry crossbeam (7)
(5), two wirerope need to be fixed after just winding three circles again respectively counterclockwise with pressing plate, and two straps drive in interior lateral edge and roll up
Cylinder (16) winds 3 from outside to inside and encloses and fixed with pressing plate, directly arrives counterbalance drums I(2), two wirerope (6) are also just counter-clockwise
It is fixed after winding three circles again respectively with pressing plate, so after installation winding, when driving reel (16) to rotate clockwise, strap
For take-up, long wirerope is cable laying, and trolley is walked to driving direction, counterclockwise then, whereas if with side wirerope (6) length
Difference causes an elder generation tight, then counterbalance drums I(2) or counterbalance drums II(5) can be rotated because of the power by pilled-in selvedge wirerope,
Until tensioner, counterbalance drums stop operating two wirerope (6) simultaneously, trolley starts to walk.
Claims (10)
1. a kind of new bucket wheel blending reclaimer trolley drives steel wire rope balancing device, which is characterized in that including drive system, steel
Cord, changed course support roller, counterbalance drums I, counterbalance drums II, drive system is by motor, shaft coupling, brake, gear reducer, gear
Secondary, driving reel composition is fixed on one end of gantry crossbeam, and changed course support roller dispersion is fixed on gantry crossbeam, and trolley is along gantry
Crossbeam walking, counterbalance drums I and counterbalance drums II are fixed on the both ends of trolley, trolley rear end by wirerope through counterbalance drums I with
It drives reel to be connected, then is connected around the other end of gantry crossbeam with the counterbalance drums II of trolley front end through changed course support roller.
2. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
It is, the drive system is motor, shaft coupling, brake, gear reducer, gear is secondary, drives one driver of the six directions of reel
Structure, wherein motor traction drive spool motion, is connected by the brake axle of the power input shaft and brake of shaft coupling and speed reducer
It connects, speed reducer is set between motor and driving reel, is connect with power output shaft and gear pair with driving reel, wirerope difference
Enter driving reel winding from upper and lower.
3. the new bucket wheel blending reclaimer trolley of one kind according to claim 2 drives steel wire rope balancing device, feature
It is, the speed reducer is three-level cylindricality gear reduction unit；The motor can be driven by PCL or frequency-variable controller.
4. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
It is, one end of gantry crossbeam is arranged in the driving reel, big in gantry by positive and negative rotation winding wire ropes trailer wagon
It back and forth walks on beam.
5. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
Be, the counterbalance drums I or counterbalance drums II connect two reels there are two bearing block, by an axis, reel with
Axis is using key connection, and bearing block is interior to configure double row self aligning spherical roller bearing, and wirerope by just winding reel respectively counterclockwise
It is fixed after three circles with pressing plate.
6. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
It is, the structure type of the counterbalance drums I are as follows: two bearing blocks are placed in two outboard ends of axis, and two reels are placed in logical
The intermediate position of axis, wirerope is by the way that just winding reel is leaning on one end of bearing block to be fixed with pressing plate counterclockwise.
7. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
It is, the structure type of the counterbalance drums II are as follows: two bearing blocks are placed in two inner ends of axis, and two reels are still placed in
The intermediate position of axis, wirerope are also by the way that just winding reel is leaning on one end of bearing block to be fixed with pressing plate counterclockwise.
8. the new bucket wheel blending reclaimer trolley of one kind according to claim 1 drives steel wire rope balancing device, feature
It is, the wirerope there are 4, is divided into two long two short, and two long wirerope wind 3 circles along driving reel on the outside from inside to outside
And fixed with pressing plate, counterbalance drums II is arrived on the inside of gantry crossbeam through pulley, two long wirerope need just counter-clockwise difference again
It is fixed after three circle of winding with pressing plate；Two straps wind 3 circles in interior lateral edge driving reel from outside to inside and are fixed with pressing plate, directly
It is connected to counterbalance drums I, two straps are fixed after also just winding three circles again respectively counterclockwise with pressing plate.
9. a kind of new bucket wheel blending reclaimer trolley driving wirerope balance applied to balancing device described in claim 1-8
Mode, which is characterized in that wirerope has 4, is divided into two long two short, and two long wirerope are twined along driving reel from inside to outside on the outside
It encloses around 3 and is fixed with pressing plate, arrive counterbalance drums II on the inside of gantry crossbeam through pulley, two long wirerope need just to divide counterclockwise
It is fixed after not winding three circles again with pressing plate；Two straps wind 3 circles in interior lateral edge driving reel from outside to inside and are consolidated with pressing plate
It is fixed, counterbalance drums I is directly arrived, two straps are fixed after also just winding three circles again respectively counterclockwise with pressing plate；When driving reel
When rotating clockwise, strap is take-up, and long wirerope is cable laying, and trolley is walked to driving direction, counterclockwise then conversely, i.e.
Strap is cable laying, and long wirerope is take-up, and trolley is walked in the opposite direction.
10. the new bucket wheel blending reclaimer trolley of one kind according to claim 9 drives wirerope balance mode, feature
It is, when the rope capacity difference on same side causes an elder generation tight, then counterbalance drums I or counterbalance drums II can be because by pilled-in selvedge steel
The power of cord and rotate, until tensioner, counterbalance drums stop operating simultaneously for two wirerope, trolley just starts to walk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811513975.9A CN109607233B (en) | 2018-12-11 | 2018-12-11 | Novel balancing mode and device for trolley driving steel wire rope of bucket-wheel blending reclaimer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811513975.9A CN109607233B (en) | 2018-12-11 | 2018-12-11 | Novel balancing mode and device for trolley driving steel wire rope of bucket-wheel blending reclaimer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109607233A true CN109607233A (en) | 2019-04-12 |
| CN109607233B CN109607233B (en) | 2021-04-27 |
Family
ID=66007815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811513975.9A Active CN109607233B (en) | 2018-12-11 | 2018-12-11 | Novel balancing mode and device for trolley driving steel wire rope of bucket-wheel blending reclaimer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109607233B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6156126B2 (en) * | 1983-05-27 | 1986-12-01 | Nippon Steel Corp | |
| CN201347334Y (en) * | 2008-11-21 | 2009-11-18 | 中冶陕压重工设备有限公司 | Winding device for bidirectionally winding armored rope |
| CN202687795U (en) * | 2012-07-13 | 2013-01-23 | 上海振华重工(集团)股份有限公司 | Bracket and trolley combination winding device |
| CN204689418U (en) * | 2015-06-19 | 2015-10-07 | 泰富海洋工程装备（天津）有限公司 | A kind of dolly trailer coupling of bridge-type blending reclaimer |
| CN105328440A (en) * | 2015-12-08 | 2016-02-17 | 焦作欣扬程煤矿设备有限公司 | Novel vertical disassembly and assembly device of hydraulic support hydraulic cylinder |
| CN106144896A (en) * | 2016-09-08 | 2016-11-23 | 青岛海西重机有限责任公司 | A kind of pull-type carriage walking mechanism |
-
2018
- 2018-12-11 CN CN201811513975.9A patent/CN109607233B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6156126B2 (en) * | 1983-05-27 | 1986-12-01 | Nippon Steel Corp | |
| CN201347334Y (en) * | 2008-11-21 | 2009-11-18 | 中冶陕压重工设备有限公司 | Winding device for bidirectionally winding armored rope |
| CN202687795U (en) * | 2012-07-13 | 2013-01-23 | 上海振华重工(集团)股份有限公司 | Bracket and trolley combination winding device |
| CN204689418U (en) * | 2015-06-19 | 2015-10-07 | 泰富海洋工程装备（天津）有限公司 | A kind of dolly trailer coupling of bridge-type blending reclaimer |
| CN105328440A (en) * | 2015-12-08 | 2016-02-17 | 焦作欣扬程煤矿设备有限公司 | Novel vertical disassembly and assembly device of hydraulic support hydraulic cylinder |
| CN106144896A (en) * | 2016-09-08 | 2016-11-23 | 青岛海西重机有限责任公司 | A kind of pull-type carriage walking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109607233B (en) | 2021-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201932840U (en) | Light semi-trailer cart-typed gantry crane | |
| CN202214152U (en) | Trolley walking traction mechanism of bridge crane | |
| CN108217469B (en) | A kind of Differential Driving bridge crane test stand and its Differential Driving method | |
| CN201560066U (en) | Novel light loading and unloading gantry crane | |
| CN105384079B (en) | Differential type track container crane | |
| CN205204669U (en) | Differential type track container crane | |
| CN103663165A (en) | Intelligentized four-lifting-point auto-compensation balance large lifting assembling device | |
| CN207877135U (en) | A kind of wheel-track type girder gantry crane | |
| CN102381627B (en) | Hoisting mechanism | |
| CN201240315Y (en) | Freely steering transportation flat car | |
| CN109607233A (en) | A kind of new bucket wheel blending reclaimer trolley driving wirerope balance mode and its device | |
| CN109733994B (en) | Crane anti-swing system | |
| CN105936406A (en) | Novel overhead endless rope cableway | |
| CN216785553U (en) | Eccentric load synchronous constant-speed conveying device for continuous casting slab lifting trolley | |
| CN110002347A (en) | A kind of novel lower cart system | |
| CN205892215U (en) | Bucket type promotes shipment machine | |
| CN113979157A (en) | Self-balancing stacker | |
| CN206940306U (en) | A kind of steel-wire rope type electric block | |
| CN205972735U (en) | Novel built on stilts electrodeless rope way | |
| CN206813000U (en) | Double line reciprocating type km construction cableway towing vehicle | |
| CN207030223U (en) | It is a kind of can be with the steady type elevator of direction movement | |
| CN2304644Y (en) | Automatically balancing container gantry | |
| CN206088805U (en) | Mechanical hand of high -speed rail line transport | |
| CN202130957U (en) | Counterweight arrangement of 6:1 small computer room freight elevator | |
| CN217102748U (en) | Lifting beam system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |